package homework.test1;

import java.util.concurrent.locks.ReentrantLock;

public class Ticket implements Runnable{
    private int ticket = 100;
    private ReentrantLock lock = new ReentrantLock();

    @Override
    public void run() {
        while (true){
            try {
                lock.lock();
                if(ticket == 0){
                    break;
                }else {
                    ticket--;
                    System.out.println(Thread.currentThread().getName()+"在买票，还剩"+ticket+"张票");
                }
            } catch (Exception e) {
                e.printStackTrace();
            }finally {
                lock.unlock();
            }
        }
    }
}
